Interim CHRO
Executive HR leadership during leadership transitions, growth periods, mergers and acquisitions, and organizational restructuring.
Discuss interim leadership ↗
Focus. Align. Execute.
Providing experienced human capital leadership during growth, transformation, and leadership transition.
Services
Executive-level human capital leadership shaped around the needs, timing, and goals of your organization.
Executive HR leadership during leadership transitions, growth periods, mergers and acquisitions, and organizational restructuring.
Discuss interim leadership ↗Strategic HR leadership for organizations that need experienced executive guidance without a full-time CHRO.
Explore fractional support ↗HR operating model design, shared services, HR technology, organization design, leadership development, and change management.
Lead transformation ↗Trusted counsel for CEOs, first-time CHROs, boards, and executive teams navigating consequential people and organization decisions.
Start an advisory conversation ↗Trusted experience
Leadership experience developed inside complex organizations where clarity, alignment, and execution are essential.
Led as CHRO
Leadership experience developed through 12 years with Walmart
Leading change across culture, leadership, operations, and technology
Healthcare, retail, financial services, and diagnostics
About Aaron Gillingham
Throughout his career, Aaron has been drawn to complex organizations facing growth, transformation, and leadership transition.
Whether leading HR transformation efforts at Beaumont Health, UnityPoint Health, and WellSpan Health, or supporting leaders across Walmart, Quest Diagnostics, and Freddie Mac, his focus has remained consistent: helping organizations create clarity, build alignment, and execute effectively.
View executive biographyInsights
Thoughts on leadership, transformation, human capital, and organizational effectiveness.
Let’s talk
Whether you need an interim CHRO, executive advisor, or transformation leader, the first step is a focused conversation.
Schedule a conversation